: ( 648ns)
White blocks at the top.

: (A 648nw)
Black captures White's single stone at the upper edge.

Connecting at in the lower left corner, instead, would be a mistake.

:
White blocks.

:
Black has to connect.

In the lower left corner, or will not change the number of moves (three) that Black needed to occupy White's liberties there.

Black plays 2/2 reductions.

Please assume the rejection of Dany's Sacrifice (, ) played before.

Capture Variation:

Compared to the superordinate variation ...

• Black's cumulated gain at the upper edge is two points.
• White got an additional point of territory at the upper edge.
• The cumulated result in the lower left corner is zero.
• Black did not destroy one point of White's territory in the upper right corner, so losing one point.

In total, gains and losses compensate for each other.

Jigo => Jigo

Semeai Variation:

Compared to the superordinate variation ...

• Black's cumulated gain at the upper edge is two points.
• White got an additional point of territory at the upper edge.
• The cumulated result in the lower left corner is zero.
• White captured one Black stone less in the upper right corner, so losing one point.

In total, White lost two points.

Jigo => Black + 2